QGIS API Documentation 3.27.0-Master (f261cc1f8b)
qgslinesymbol.h
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1/***************************************************************************
2 qgslinesymbol.h
3 ---------------------
4 begin : November 2009
5 copyright : (C) 2009 by Martin Dobias
6 email : wonder dot sk at gmail dot com
7 ***************************************************************************
8 * *
9 * This program is free software; you can redistribute it and/or modify *
10 * it under the terms of the GNU General Public License as published by *
11 * the Free Software Foundation; either version 2 of the License, or *
12 * (at your option) any later version. *
13 * *
14 ***************************************************************************/
15
16#ifndef QGSLINESYMBOL_H
17#define QGSLINESYMBOL_H
18
19#include "qgis_core.h"
20#include "qgis.h"
21#include "qgssymbol.h"
22
29class CORE_EXPORT QgsLineSymbol : public QgsSymbol
30{
31 public:
32
37 static QgsLineSymbol *createSimple( const QVariantMap &properties ) SIP_FACTORY;
38
45
52 void setWidth( double width ) const;
53
59 void setWidthUnit( QgsUnitTypes::RenderUnit unit ) const;
60
61
72 double width() const;
73
85 double width( const QgsRenderContext &context ) const;
86
92 void setDataDefinedWidth( const QgsProperty &property ) const;
93
101 QgsProperty dataDefinedWidth() const;
102
115 void renderPolyline( const QPolygonF &points, const QgsFeature *f, QgsRenderContext &context, int layer = -1, bool selected = false );
116
117 QgsLineSymbol *clone() const override SIP_FACTORY;
118
119 private:
120
121 void renderPolylineUsingLayer( QgsLineSymbolLayer *layer, const QPolygonF &points, QgsSymbolRenderContext &context );
122
123};
124
125
126#endif // QGSLINESYMBOL_H
127
The feature class encapsulates a single feature including its unique ID, geometry and a list of field...
Definition: qgsfeature.h:56
A line symbol type, for rendering LineString and MultiLineString geometries.
Definition: qgslinesymbol.h:30
A store for object properties.
Definition: qgsproperty.h:231
Contains information about the context of a rendering operation.
Abstract base class for all rendered symbols.
Definition: qgssymbol.h:93
virtual QgsSymbol * clone() const =0
Returns a deep copy of this symbol.
RenderUnit
Rendering size units.
Definition: qgsunittypes.h:168
#define SIP_TRANSFER
Definition: qgis_sip.h:36
#define SIP_FACTORY
Definition: qgis_sip.h:76
QList< QgsSymbolLayer * > QgsSymbolLayerList
Definition: qgssymbol.h:29